<!DOCTYPE html>
<html lang="zh">
<head>
    <meta charset="UTF-8">
    <title>产品月销量</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            text-align: center;
            margin-top: 20px;
        }

        h1 {
            color: #000;
            font-size: 24px;
            margin-bottom: 30px;
        }

        table {
            width: 80%;
            margin: auto;
            border-collapse: collapse;
            font-size: 16px;
        }

        th, td {
            padding: 12px;
            text-align: center;
            border: 1px solid #ff69b4; /* 粉色边框 */
        }

        th {
            background-color: #f9f9f9;
        }

        tr:last-child {
            background-color: #d0e5ff; /* 合计行浅蓝色背景 */
            font-weight: bold;
        }

        tr:last-child td:first-child {
            border-right: none;
        }

        tr:last-child td:last-child {
            border-left: none;
        }
    </style>
</head>
<body>

<h1>产品月销量</h1>

<table>
    <thead>
        <tr>
            <th>ID</th>
            <th>产品名称</th>
            <th>销量</th>
        </tr>
    </thead>
    <tbody>
        <tr>
            <td>2021090901</td>
            <td>马克杯</td>
            <td>5000</td>
        </tr>
        <tr>
            <td>2021090901</td>
            <td>啤酒杯</td>
            <td>5200</td>
        </tr>
        <tr>
            <td>2021090901</td>
            <td>搪瓷杯</td>
            <td>3500</td>
        </tr>
        <tr>
            <td colspan="2">合计</td>
            <td>13700</td>
        </tr>
    </tbody>
</table>

</body>
</html>